:root {
            --primary-color: #1e3a8a;
            --secondary-color: #dc2626;
            --accent-color: #f59e0b;
            --light-bg: #f8fafc;
            --dark-text: #1e293b;
        }
        body {
            font-family: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            color: var(--dark-text);
            line-height: 1.8;
            overflow-x: hidden;
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.5rem;
            color: var(--primary-color);
        }
        .nav-link {
            font-weight: 500;
            transition: color 0.3s ease;
        }
        .nav-link:hover {
            color: var(--secondary-color);
        }
        .hero {
            background: linear-gradient(135deg, var(--primary-color) 0%, #3b82f6 100%);
            color: white;
            padding: 5rem 0;
            position: relative;
            overflow: hidden;
        }
        .hero h1 {
            font-size: 3rem;
            font-weight: 800;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        .hero p {
            font-size: 1.2rem;
            opacity: 0.9;
        }
        .section-title {
            color: var(--primary-color);
            border-left: 5px solid var(--accent-color);
            padding-left: 1rem;
            margin-bottom: 2rem;
            font-weight: 700;
        }
        .card {
            border: none;
            border-radius: 15px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }
        .card-icon {
            font-size: 2.5rem;
            color: var(--secondary-color);
            margin-bottom: 1rem;
        }
        .btn-primary {
            background-color: var(--primary-color);
            border: none;
            padding: 0.75rem 2rem;
            font-weight: 600;
            border-radius: 50px;
            transition: background-color 0.3s ease, transform 0.2s ease;
        }
        .btn-primary:hover {
            background-color: #1e40af;
            transform: scale(1.05);
        }
        .live-score {
            background-color: var(--light-bg);
            border-radius: 15px;
            padding: 1.5rem;
            margin-bottom: 2rem;
            border-left: 5px solid var(--secondary-color);
        }
        .live-score h3 {
            color: var(--secondary-color);
            font-weight: 700;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1rem 0;
        }
        .data-table th, .data-table td {
            border: 1px solid #ddd;
            padding: 0.75rem;
            text-align: center;
        }
        .data-table th {
            background-color: var(--primary-color);
            color: white;
        }
        .data-table tr:nth-child(even) {
            background-color: #f9f9f9;
        }
        .data-table tr:hover {
            background-color: #e6f7ff;
        }
        .friendlink .flink {
            display: inline-block;
            margin: 0.5rem 1rem;
            padding: 0.5rem 1rem;
            background-color: #eef2ff;
            border-radius: 10px;
            color: var(--primary-color);
            text-decoration: none;
            transition: background-color 0.3s ease;
        }
        .friendlink .flink:hover {
            background-color: #dbeafe;
            text-decoration: underline;
        }
        footer {
            background-color: var(--dark-text);
            color: white;
            padding: 3rem 0 1rem;
        }
        footer a {
            color: #cbd5e1;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        footer a:hover {
            color: white;
        }
        .social-icons a {
            display: inline-block;
            margin: 0 0.5rem;
            font-size: 1.5rem;
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 2rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .card {
                margin-bottom: 1.5rem;
            }
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }